3 Golden Rules
Poinsettia travels poorly. Buy native grown, grown within 50 miles.
Disposable for sure. Get it to go red again and win self satisfaction. (Tricky)
Last but not least. You get what you pay for normally. A good quality Strong well broken plant should be £5.99 13cm pot&they are 20% of entire uk houseplant market, 60% of those imported from Holland